M 4.5 earthquake in the USA (Cantwell) — September 20, 2003

M 4.5 earthquake in the USA (Cantwell) — September 20, 2003. Epicenter 63 km E of Cantwell, depth 3 km, 13:35 Local (2003-09-20 21:35 UTC). Shaking felt by ~312K people. Readings from every reporting agency, affected towns, aftershock sequence.

63 km E of Cantwell (USA) — 63.4751, -147.6963

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